91c1d1cd620b57b72057983766a325ec463e3a9f7d03ffe249d31cbf4359bb1e

Analysis

max time kernel
140s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2023, 01:22

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General

Target

Iris-Installer-3.0.2.jar
Size

1.6MB
MD5

e4d38fe7bf9f93cff304995d5dcc570d
SHA1

211e033be8ef1a459fbc14b69fa8a841d84de299
SHA256

91c1d1cd620b57b72057983766a325ec463e3a9f7d03ffe249d31cbf4359bb1e
SHA512

54295dcde7cd794633aeaed75190dc98201f44c218516c3a2de98979c3e5abc90b9c2958702206b3d47eb6b1df7dfc58cba333fa668b494884e850047800e2b0
SSDEEP

49152:TXVvrbFGaS9eZ/m+e/+VQODmWjLG8zaCRbBseXLezG:TXVvrB49ex1mqPU6

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2212	java.exe

Drops file in Program Files directory 12 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\symbols\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\symbols\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\symbols\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\symbols\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\ntdll.pdb	java.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2212	java.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 1632	2212	java.exe	83
PID 2212 wrote to memory of 1632	2212	java.exe	83

C:\ProgramData\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\Iris-Installer-3.0.2.jar
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\SYSTEM32\reg.exe
  reg query "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize" /v AppsUseLightTheme
  2⤵
  PID:1632

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\flatlaf.temp\flatlaf-windows-x86_64-5051011046000.dll

Filesize
9KB

MD5
b0366e31f3704da1e9552633a07f77db

SHA1
fd3058cc08a5e00b56301dc44e0e05854a5e55ea

SHA256
18f1f5afec89f152afe1c57cffe9a77c158d840f6e00ec7a343b685caa3d8853

SHA512
d8e621eb9b15103a70544affbd7e3fdf52fe14bdae754fd9551508ed8785d53b6205082de41a575acffe5d1c80d419eda16d79834fdbad9cc8df798dcaa4eaa4

Download Submit
memory/2212-40-0x00000000008F0000-0x00000000008F1000-memory.dmp

Filesize
4KB

Download
memory/2212-43-0x00000000028B0000-0x00000000028C0000-memory.dmp

Filesize
64KB

Download
memory/2212-31-0x0000000002620000-0x0000000003620000-memory.dmp

Filesize
16.0MB

Download
memory/2212-33-0x0000000002620000-0x0000000003620000-memory.dmp

Filesize
16.0MB

Download
memory/2212-39-0x0000000002620000-0x0000000003620000-memory.dmp

Filesize
16.0MB

Download
memory/2212-4-0x0000000002620000-0x0000000003620000-memory.dmp

Filesize
16.0MB

Download
memory/2212-42-0x00000000028A0000-0x00000000028B0000-memory.dmp

Filesize
64KB

Download
memory/2212-14-0x00000000008F0000-0x00000000008F1000-memory.dmp

Filesize
4KB

Download
memory/2212-44-0x00000000028F0000-0x0000000002900000-memory.dmp

Filesize
64KB

Download
memory/2212-46-0x00000000028E0000-0x00000000028F0000-memory.dmp

Filesize
64KB

Download
memory/2212-45-0x0000000002910000-0x0000000002920000-memory.dmp

Filesize
64KB

Download
memory/2212-48-0x0000000002620000-0x0000000003620000-memory.dmp

Filesize
16.0MB

Download
memory/2212-47-0x0000000002920000-0x0000000002930000-memory.dmp

Filesize
64KB

Download
memory/2212-49-0x0000000002620000-0x0000000003620000-memory.dmp

Filesize
16.0MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads